AI Rankings

Anthropic

Claude Sonnet 5

Anthropic's June 2026 Sonnet model for large-scale coding and agentic work, now a legacy model succeeded by Sonnet 5.5 (September 2026) at the same price.

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Our editorial assessment, based on the public sources listed below. Last reviewed .

Overall rank
#20
Tier
A
Score
84.8
Main category
Coding

Strengths

  • Strong agentic coding and long-horizon tool use
  • Adaptive reasoning effort modes
  • Broad enterprise availability across clouds

Considerations

  • Premium pricing versus open-weight options
  • Legacy model; Anthropic recommends migrating to Sonnet 5.5

Price

API $2 input / $10 output per 1M tokens (legacy model)

Shown for reference — price is not part of the score.

Score breakdown

Performance
85.0
55% of score
Reputation
88.0
35% of score
Recency
72.0
10% of score

The overall score combines these sub-scores using the weights shown. How we score →

Verification status

Each field carries its own re-verification date. Amber means older than 90 days — treat those figures as stale until re-checked.

Pricing
Benchmark
Reputation
Feature list

Checked against the sources listed below.

Sources

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